| Business Name | Address | |
| Cusick Electric | PO Box 255 Savage, MD 20763 |
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| Varco/Mack Electrical Const | 9010 Junction Dr Annapolis Jct, MD 20701 |
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| Electrical General Corp Elec | 9070 Junction Dr # A Annapolis Jct, MD 20701 |
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| R E Newcomb Electric Inc | 9247 Whiskey Bottom Rd Laurel, MD 20723 |
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| Gleeson Electric | 9090 Whiskey Bottom Rd Laurel, MD 20723 |
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